thatguyjeff wrote:

>The point of my original question was intended to promote a >survival based discussion, with no hope of "rescue."

>If anyone would like to discuss time travel means, getting >there/back, leaving messages for future inhabitants, etc., >please feel free to start a new thread.

Welcome to ETS jeff! we like to wander around discussing wherever the thread leads. :-)
The only persons on this site who'd advice I'd bet my life on is Doug Ritter. Look at his advice for definitive facts.
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The Sock